Patent · US Expired

Detector for use in measurement of flow speed or flow rate of a fluid

US4434668A · kind A · utility

5Cited by
4References
18Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 29, 1983
Grant dateMar 6, 1984
Priority date
Expiry dateApr 29, 2003

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01F1/3259
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A detector for use in measurement of flow speed or flow rate of a fluid, comprising a bluff body disposed in a pipe, detection elements provided in the groove of the bluff body for detecting Karman's vortex streets shed by the bluff body, and a fluid passage for introducing the fluid pressure change resulted in the pipe by the Karman's vortex streets to the detection elements.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.